peting theories of vagueness. Nonetheless, when Tek is borderline tall, it does seem that the unclarity about whether he is tall is not merely epistemic (i.e. such. Cambridge Studies in Philosophy: Theories of Vagueness by Rosanna Keefe, , available at Book Depository with free delivery worldwide. In this book Rosanna Keefe explores the questions of what we should want from theories of vagueness and how we should compare them. Her powerful and.

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The deliberator may accept the tautologies of classical logic as constraints governing competing plans for drawing lines. The contextualist must find enough shiftiness to kedfe every sorites argument. Any process requires a gradual manifestation of a contradiction inherit in the original state. The Russian Marxist Georgi Plekhanov [] proposed a logic of contradiction to succeed classical logic Hyde93—5. A World of States of Affairs D. The project is complicated by the fact that vague partial beliefs interact with precise beliefs MacFarlane The Philosophical Challenge Posed by Vagueness Vagueness, in contrast, precipitates a profound problem: Back to the Open Future1.

The formula is to divide his weight in kilograms by the square of his height in meters. There is a little diffuse reference through devices such as musical quotation, leitmotifs, and homages.

This website uses cookies to ensure you get the best experience on our website. Experimental philosophers have challenged the old lf to ordinary language with empirical results suggesting that glutty talk is as readily stimulated by borderline cases as gappy talk Alxatib and PelletierRipley Evans also relies on inferences that deviant logicians challenge Parsons Frege portrayed vagueness as a side-effect of laziness.


Supervaluationism is also haunted by a logical analogy. Introducing further intermediates vwgueness delays the inevitable. Some logicians favor three truth-values, others prefer four or five. For the sake of comparison, consider keege between alternative spellings.

The mere fact that an vaguebess statement comes out true under all its disambiguations does not show that the statement itself is true.

Theories of Vagueness – Rosanna Keefe – Google Books

The contextualist would also need to address a second technique for stabilizing the context. The debaters should be agnostic if they are dealing with a borderline case. This contrast between vagueness and ambiguity is obscured by the fact that most words are both vague and ambiguous. He crafts the rules for vague partial belief to provide a psychological solution to the sorites paradox.

They develop bagueness analogy between the sorites paradox and indexical sophistries such keede. Pablo Corberos has argued that subvaluationism provides a better treatment of higher order vagueness than supervaluationism.

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But what is the best semantic treatment of terms like ‘heap’, ‘red’ and ‘child’? The method of supervaluation allows us to assign truth-values prior to any decisions. Metaphysics and Semantics ,Oxford University Press.

In contrast, an ambiguous word bears its ambiguity directly—simply in virtue of having multiple meanings. Have curved lines been replaced by straight lines?

Facts, Values, and Norms: Consider a statement that has a mixture of vague and precise conjuncts: Hope, speculation, and wonder do not require evidence but they do require understanding.


Cambridge Studies in Philosophy: Theories of Vagueness

We’re featuring millions of their reader ratings on our book pages to help you find your new favourite book. The second part, made up of the next four chapters, is or to the nonsuperevaluationist theories. Patrick Greenough – manuscript. The philosophical contribution of the book is a valuable addition to the study of the linguistic implications of vagueness.

Acknowledging departure from ordinary usage would relieve him of the obligation to defend the sharp cut-off. A Machiavellian epistemicist will welcome this battle between the gaps and the gluts.

If the line is not vaguenese between the true and the false, then it will be between the true and the intermediate state. Or are borderline cases side-effects of ordinary conversation—like echoes?

Classical logic is agreed to work fine in the area for which it was designed—mathematics. Shapiro thinks speakers have discretion over borderline cases because they are judgment dependent.

Uncertainty Behind the Veil of Ignorance. Since probabilities may be extracted from hypothetical betting behavior, I must actually assign some small normally negligible probability to hypotheses identifying particular thresholds. Dialetheists characterize intolerance for contradiction as a shallow phenomenon, restricted to a twentieth Western academic milieu maybe even now being eclipsed by the rise of China.